The area of a circle is 38.5 cm2. Find its circumference (in cm).
A) 1848 B) 1716 C) 1621 D) 1587
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1
Answer:
C≈22cm
A Area
38.5
cm²
Using the formulas
A=πr2
C=2πr
Solving forC
C=2πA=2·π·38.5≈21.99557cm
Answered by
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Answer:
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